Thanks. I got it. Kundera is JPA compatible. But, it is not 100% JPA comaptible. weird statement.
thanks a lot for sharing info. On Fri, Nov 9, 2012 at 11:28 AM, Vivek Mishra <[email protected]>wrote: > "Can we always mark yes for Kundera if we list out > all benefit of JPA 2.0 promised? If we can not, why Kundera is declared to > be JPA compatible?" > > <Vivek>Yes, you can mark it. It is not a 100% JPA compatible(Kundera never > claimed it) but it provides all the features in JPA way. Not introducing > any new annotation/class specifically other than JPA spec. </Vivek> > > Kundera is JPA compatible. > > -Vivek > > > ________________________________________ > From: yiyu jia [[email protected]] > Sent: 09 November 2012 20:41 > To: [email protected] > Subject: Re: Kundera 2.2 released > > Thanks for info. I skim over the FAQ of Kundera. I found this: > > *Q:* OK...OK...I understand simplicity, ease of use and all that stuff, but > what about flexibility and power that I am accustomed to while using that > plain vanilla low level library like thrift? > *A:* We understand JPA was built for relational databases and may not > always provide you ways to perform functions (many times with certain > tweaks) that are NoSQL specific. That's the reason we introduced data-store > specific configuration in Kundera-2.0.7. For more on this, refer to > > > So, it looks like my suspection is reasonable and others asked same > question before already. Can we always mark yes for Kundera if we list out > all benefit of JPA 2.0 promised? If we can not, why Kundera is declared to > be JPA compatible? > > > On Fri, Nov 9, 2012 at 12:34 AM, Vivek Mishra <[email protected] > >wrote: > > > Have a look at: > > https://github.com/impetus-opensource/Kundera > > for more details on kundera. > > > > JPA is java persistence API. So w.r.t HBase, still you can represent > > hbase table in same. Here is the link for kundera-hbase module: > > https://github.com/impetus-opensource/Kundera/tree/trunk/kundera-hbase > > > > -Vivek > > ________________________________________ > > From: yiyu jia [[email protected]] > > Sent: 09 November 2012 00:26 > > To: [email protected] > > Subject: Re: Kundera 2.2 released > > > > Hi, > > > > Thanks for info. This is interesting. But, I have a basic question: How > can > > Kundera benefit NoSQL programmer? Or, why can kundera benefit a NoSQL > > programming project? I feel it is difficult to group different NoSQL > > technique under one umbellrea as there are too much difference among > NoSQL > > databases in terms of db design, target problem etc. Also, my understand > of > > JPA is that it is mainly a OR mapping technique? > > > > Thanks and regards, > > > > Yiyu > > > > > > On Thu, Nov 8, 2012 at 1:21 PM, Amresh Kumar Singh < > > [email protected]> wrote: > > > > > Hi All, > > > > > > We are happy to announce release of Kundera 2.2. > > > > > > Kundera is a JPA 2.0 based, object-datastore mapping library for NoSQL > > > datastores. The idea behind Kundera is to make working with NoSQL > > Databases > > > drop-dead simple and fun. It currently supports Cassandra, HBase, > MongoDB > > > and relational databases. > > > > > > Major Changes in this release: > > > ------------------------------------------- > > > * Geospatial Persistence and Queries for MongoDB > > > * Composite keys support for Cassandra and MongoDB > > > * Cassandra 1.1.6 migration > > > * Support for enum data type > > > * Named and Native queries support for REST based access > > > > > > Github Issues Fixes ( > > https://github.com/impetus-opensource/Kundera/issues > > > ): > > > ------------------------------------------ > > > Issue 136 - JPQL queries without WHERE clause or parameters fail > > > Issue 135 - MongoDB: enable WriteConcern, Safe mode and other > properties > > > on operation level. > > > Issue 133 - Externalize the database connection configuration > > > Issue 132 - problem in loading entity metadata when giving class name > in > > > class tag of persistence.xml > > > Issue 130 - Row not fully deleted from cassandra on em.remove(obj) - > then > > > cannot reinsert row with same key > > > > > > We have revamped our wiki, so you might want to have a look at it here: > > > https://github.com/impetus-opensource/Kundera/wiki > > > > > > To download, use or contribute to Kundera, visit: > > > http://github.com/impetus-opensource/Kundera > > > > > > Latest released tag version is 2.2. Kundera maven libraries are now > > > available at: > > > https://oss.sonatype.org/content/repositories/releases/com/impetus > > > > > > Sample codes and examples for using Kundera can be found here: > > > http://github.com/impetus-opensource/Kundera-Examples > > > and > > > https://github.com/impetus-opensource/Kundera/tree/trunk/kundera-tests > > > > > > Thank you all for your contributions! > > > > > > Regards, > > > Kundera Team. > > > > > > ________________________________ > > > > > > Neustar VP and Impetus CEO to present on 'Innovative information > services > > > powered by Cloud and Big Data technologies'at Cloud Expo - Santa Clara, > > Nov > > > 6th. http://www.impetus.com/events#2. > > > > > > Check out Impetus contribution to build Luminar - a new business unit > at > > > Entravision. http://lf1.me/MS/ > > > > > > > > > NOTE: This message may contain information that is confidential, > > > proprietary, privileged or otherwise protected by law. 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Impetus does not represent, warrant and/or guarantee, > > that the integrity of this communication has been maintained nor that the > > communication is free of errors, virus, interception or interference. > > > > > > -- > ****************************************** > * Mr. Jia Yiyu * > * * > * Email: [email protected] * > * * > * Web: http://yiyujia.blogspot.com/* > ******************************************* > > ________________________________ > > Neustar VP and Impetus CEO to present on ‘Innovative information services > powered by Cloud and Big Data technologies’at Cloud Expo - Santa Clara, Nov > 6th. http://www.impetus.com/events#2. > > Check out Impetus contribution to build Luminar - a new business unit at > Entravision. http://lf1.me/MS/ > > > NOTE: This message may contain information that is confidential, > proprietary, privileged or otherwise protected by law. The message is > intended solely for the named addressee. If received in error, please > destroy and notify the sender. Any use of this email is prohibited when > received in error. Impetus does not represent, warrant and/or guarantee, > that the integrity of this communication has been maintained nor that the > communication is free of errors, virus, interception or interference. > -- ****************************************** * Mr. Jia Yiyu * * * * Email: [email protected] * * * * Web: http://yiyujia.blogspot.com/* *******************************************
